Code 280-0604: Tool measurement: Functionality not yet implemented
Issue Description & Safety Warning
The Heidenhain TNC Series CNC has triggered a critical Tool measurement: Functionality not yet implemented alarm. Immediate attention from a qualified operator or maintenance technician is required to prevent secondary damage to the equipment or spoiled parts during the manufacturing cycle. Always ensure standard safety and LOTO procedures are followed before accessing electrical cabinets.
Official Troubleshooting Steps
[Cause of error] The desired functionality is not implemented. - The tool axis is not the Z axis. (NC program: TOOL CALL) - Sum of "YL + DYL" is greater than +/– 5.0 mm. (Tool table) - Value of SPB-INSERT does not equal 0 degrees. (Tool table) - Value of ANGLE is greater than 90 degrees or sum of ANGLE + PANGLE is greater than or equal to 180 degrees. (Tool table) - The value TO is not supported for tool types. (Tool table) - The value of stylusAxis is not Z_Positive. (Configuration) [Error correction] Check the NC program, tool table, and tool measurement configuration and edit them as necessary.
Source: HEIDENHAIN NC Error Messages — TNC7/640/620/320/128, CNC PILOT 640, MANUALplus 620 (10/2023)
Last reviewed: 2026-07-01 · Verified against the manufacturer’s official documentation.
About Heidenhain TNC Series CNC Alarms
Heidenhain controllers include extensive self-diagnostics that flag or halt the machine when a fault is detected. Error code 280-0604 on the TNC Series CNC identifies one specific fault condition — its documented cause and the official corrective steps are listed above, sourced from Heidenhain's service documentation. Always confirm against the manual for your exact machine configuration and follow LOTO procedures before servicing.
Complete Alarm List: 4497 Heidenhain TNC Series CNC codes.
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